Finding the Fourth Proportional to 5,308.26, 7,956.72 and 2,533.20

Step by Step Solution

1. Step 1: Write the proportion equation
   5,308.26 : 7,956.72 = 2,533.20 : x
2. Step 2: Convert to fraction form
   5,308.26/7,956.72 = 2,533.20/x
3. Step 3: Cross multiply
   5,308.26x = 7,956.72 × 2,533.20
4. Step 4: Simplify right side
   5,308.26x = 20,155,963.10
5. Step 5: Solve for x
   x = 20,155,963.10/5,308.26
6. Step 6: Final answer
   x = 3,797.09